src/main/java/com/irtimaled/bbor/client/interop/SaveGameStructureLoader.java

   1 package com.irtimaled.bbor.client.interop;
   2
   3 import com.irtimaled.bbor.client.Player;
   4 import net.minecraft.client.Minecraft;
   5 import net.minecraft.world.storage.SaveFormat;
   6 import net.minecraft.world.storage.SaveHandler;
   7
   8 import java.io.File;
   9 import java.util.HashMap;
  10 import java.util.Map;
  11
  12 public class SaveGameStructureLoader {
  13     private static final Map<Integer, NBTStructureLoader> nbtStructureLoaders = new HashMap<>();
  14     private static SaveHandler saveHandler = null;
  15     private static File worldDirectory = null;
  16
  17     static void loadSaveGame(String fileName) {
  18         Minecraft minecraft = Minecraft.getInstance();
  19         SaveFormat saveLoader = minecraft.getSaveLoader();
  20         saveHandler = saveLoader.getSaveLoader(fileName, null);
  21         worldDirectory = saveLoader.func_215781_c().resolve(fileName).toFile();
  22
  23         for (int dimensionId : nbtStructureLoaders.keySet()) {
  24             NBTStructureLoader dimensionProcessor = getNBTStructureLoader(dimensionId);
  25             dimensionProcessor.configure(saveHandler, worldDirectory);
  26         }
  27
  28         loadChunksAroundPlayer();
  29     }
  30
  31     private static void loadChunksAroundPlayer() {
  32         NBTStructureLoader dimensionProcessor = getNBTStructureLoader(Player.getDimensionId());
  33         int renderDistance = ClientInterop.getRenderDistanceChunks();
  34
  35         int playerChunkX = (int) Player.getX() >> 4;
  36         int minChunkX = playerChunkX - renderDistance;
  37         int maxChunkX = playerChunkX + renderDistance;
  38
  39         int playerChunkZ = (int) Player.getZ() >> 4;
  40         int minChunkZ = playerChunkZ - renderDistance;
  41         int maxChunkZ = playerChunkZ + renderDistance;
  42
  43         for (int chunkX = minChunkX; chunkX < maxChunkX; chunkX++) {
  44             for (int chunkZ = minChunkZ; chunkZ < maxChunkZ; chunkZ++) {
  45                 dimensionProcessor.loadStructures(chunkX, chunkZ);
  46             }
  47         }
  48     }
  49
  50     static void loadStructures(int chunkX, int chunkZ) {
  51         NBTStructureLoader dimensionProcessor = getNBTStructureLoader(Player.getDimensionId());
  52         dimensionProcessor.loadStructures(chunkX, chunkZ);
  53     }
  54
  55     private static NBTStructureLoader getNBTStructureLoader(int dimensionId) {
  56         return nbtStructureLoaders.computeIfAbsent(dimensionId,
  57                 id -> new NBTStructureLoader(id, saveHandler, worldDirectory));
  58     }
  59
  60     public static void clear() {
  61         nbtStructureLoaders.values().forEach(NBTStructureLoader::clear);
  62         nbtStructureLoaders.clear();
  63         saveHandler = null;
  64         worldDirectory = null;
  65     }
  66 }